TY  - BOOK
AU  - RITCHIE, Gary A
TI  - New agricultural crops
U1  - 633 
PY  - 1979///
CY  - Washington
PB  - American Association for the Advancement of Sc
KW  - Agricultural crops
KW  - Cassia
KW  - Guayule
KW  - Leucaena
ER  -